Technical BulletinsUnits of measurements and conversions..

The forward edge of the bow. On a wooden boat the stem is a single timber.

A non-bulk oil cargo composed of miscellaneous goods.

The size beyond which cars or loads cannot use Limits bridges, tunnels, etc.

The space between two bulkheads set close together, especially between fuel tanks (two walls separated to use for drainage or safety).

The platform or tub on the mast for the look-out.

Of a gas is the temperature at which the vapor in a space (at a given pressure) will start to condense (form dew). Dew point of a gas mixture is the temperature at which the highest boiling point constituent will start to condense.

The number of feet that the hull of a ship is beneath the surface of the water.

International Organization for Standardization.

A rectangular flat- bottomed boat used by vessels for painting the ship's side and general use around the ship's water

To empty the wind out of a sail.

Usually of the best wire hawsers; one of the first lines sent out in mooring. "Springs in and springs out" a vessel.

The charge made for towing a vessel.

Missing

Useful cargo carrying capacity of vessel. The volume of cargo a ship could carry, equal to gross tonnage minus the crew cabins, storerooms and machinery spaces. One ton equals 100 cubic feet.

The packing arrangement for maintaining fluid tight an opening in a buklhead or cylinder through which a rotating shaft or a piston operates.

Cargo that is prohibited.

Vessel departure from specified voyage course

A vessel's berth between two piers.

Is the reversal of flow within a dynamic compressor that takes place when the capacity being handled is reduced to a point where insufficient pressure is being generated to maintain flow. Also known as pumping.